<template>
  <div id="main" />
</template>

<script>
import * as echarts from 'echarts'
import { getReportsData } from '@/api/reports'
export default {
  props: {
    reportsData: {
      type: Object,
      required: true
    }
  },
  data() {
    return {
      // 图标数据
      option: {
        color: ['skyblue', '#234', '#123', '#fa1', '#037'],
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#6a7985'
            }
          }
        },
        legend: '',
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            type: 'category',
            boundaryGap: false,
            data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
          }
        ],
        yAxis: [
          {
            type: 'value',
            axisLine: {
              show: true,
              lineStyle: {
                color: '#333'
              }
            }
          }
        ],
        series: [
          {
            name: 'Email',
            type: 'line',
            stack: 'Total',
            areaStyle: {},
            emphasis: {
              focus: 'series'
            },
            data: [120, 132, 101, 134, 90, 230, 210]
          },
          {
            name: 'Union Ads',
            type: 'line',
            stack: 'Total',
            areaStyle: {},
            emphasis: {
              focus: 'series'
            },
            data: [220, 182, 191, 234, 290, 330, 310]
          },
          {
            name: 'Video Ads',
            type: 'line',
            stack: 'Total',
            areaStyle: {},
            emphasis: {
              focus: 'series'
            },
            data: [150, 232, 201, 154, 190, 330, 410]
          },
          {
            name: 'Direct',
            type: 'line',
            stack: 'Total',
            areaStyle: {},
            emphasis: {
              focus: 'series'
            },
            data: [320, 332, 301, 334, 390, 330, 320]
          },
          {
            name: 'Search Engine',
            type: 'line',
            stack: 'Total',
            label: {
              show: true,
              position: 'top'
            },
            areaStyle: {},
            emphasis: {
              focus: 'series'
            },
            data: [820, 932, 901, 934, 1290, 1330, 1320]
          }
        ]
      }
    }
  },
  created() {
    this.loadReportsData()
  },
  mounted() {
  },
  methods: {
    // 加载图表数据
    async loadReportsData() {
      const res = await getReportsData()
      console.log(res)
      this.option.legend = res.legend
      this.option.xAxis[0].data = res.xAxis[0].data
      // this.option.yAxis = res.yAxis
      this.option.series = res.series.map(item => {
        item.stack = 'Total'
        return item
      })
      // 基于准备好的dom，初始化echarts实例
      var myChart = echarts.init(document.getElementById('main'))
      // 绘制图表
      myChart.setOption(this.option)
    }

  }
}
</script>

<style scoped lang='scss'>
#main{
  width: 750px;
  height: 400px;
}
</style>
